<?php

error_reporting(7);
define('ROOT', getcwd());
define('BASEDIR', parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH));
if ($_POST['text']) {
    $ret = array ();
    $text = $_POST['text'];
    try {
        $ret['imgurl'] = text2img($text, (array)$_REQUEST['config']);
    } catch (Exception $e) {
        $ret['imgurl'] = print_r($e, true);
    }
    echo str_replace('\\/', '/', json_encode($ret));
    exit (0);
}
function text2img($text, $options = array ()) {
    $text .= "\n-------------------------------\n";
    $text .= "ghrlib.com";
    $rows = substr_count($text, "\n") + 1;
    $font_path = $options['fontfile'] ? $options['fontfile'] : ROOT . '/SIMSUN.TTC'; 
    if (!file_exists($font_path))
        throw new Exception(" 找不到字体文件：$font_path  ");
    $font_size = $options['fontsize'] ? $options['fontsize'] : 12;
    $padding = $options['padding'] ? $options['padding'] : 30;
    $row_plus_height = $options['row_plus_height'] ? $options['row_plus_height'] : 4;
    $border = 1;
    $im_width = 430;
    $im_height = ($row_plus_height + ($font_size * 4) / 3) * $rows + ($padding + $border) * 2;
    $im = @ imagecreatetruecolor($im_width, $im_height);
    if (!$im)
        throw new Exception("初始化图片失败，请检查 GD 配置");
    imagefilledrectangle($im, $border, $border, ($im_width -2 * $border), ($im_height -2 * $border), imagecolorallocate($im, 255, 255, 255));
    imagettftext($im, $font_size, 0, ($border + $padding), (($font_size * 4) / 3 + $border + $padding), imagecolorallocate($im, 0, 0, 0), $font_path, $text);
    $base_path = '/files';
    $base_filename = date("Y-m-d,H-i-s") . '.png';
    $short_filename = $base_path . '/' . $base_filename;
    $short_url =  'http://gh.hfz120.cn:8090/code' . $short_filename;
    @ mkdir(ROOT . $base_path, 0777, true);
    $filename = ROOT . $short_filename;
    if (!imagepng($im, $filename)) {
        throw new Exception("创建图片时出错。");
    }
    @ imagedestroy($im);
    return $short_url;
}

?>
<!DOCTYPE HTML><html><head>

<meta http-equiv="Content-Type" content="text/html; charset=utf8" />

<title>长微博工具</title>

<script type="text/javascript" src="jquery-1.6.2.min.js"></script> 

</head>

<body>

<h1>长微博工具</h1>

<p><textarea name="text" id="text" rows="20" cols="60"></textarea></p>

<p>



<input type="button" id="button" value="生成长微博" />

</p>

<pre id="pre"></pre>

<p><a target="_blank" href="" id="url"></a></p>

<script type="text/javascript">

BIG_FONT_WIDTH = 44;



function f(v,w,c){

    c = 0;

    w = w || BIG_FONT_WIDTH;

    return v.replace(/[\S\s]/g,function(a){

        if(/[\r\n]/.test(a)) {

            c = -2;

            return "\r\n";

        }

        c += /[\x00-\xFF]/.test(a) ? 1 : 2;

        if(c>=w){

            c = 0;

            return "\r\n"+a;

        }

        return a;

    });

}

$(function(){

    $("#format").click(function(){$("#text").val(f($("#text").val()));});

    $("#button").click(function(){

        if($("#text").val().length<1){

            alert("无内容");

        } else {

            $.ajax({

                type:"POST",

                url:location.pathname,

                data:"text="+$("#text").val(),

                dataType:"json",

                success:function(m){

                    if(m.message)$("#pre").innerHTML(m.message);

                    if(m.imgurl)$("#url").attr("href", m.imgurl).text(m.imgurl);

                }

            });

        }

    });

});

</script>

</body>

</html>